mirror interconnection 4.1 inch touch screen Built-in Bluetooth + microphone Support hands-free calling Play HD Support video formats:RMVB///3GP/MPEG//XVID/DAT/VOB//MP4 Support audio formats:MP3/WMA/OGG/APE/AAC/FLAC/WAV Support image format:JPG Interface:USB/TF/AUX Automatically convert colorful lights. 24 hour digital clock, date. Support power output to charge mobile phones or other USB devices. Support FM function. (Frequency:87.5-108MHz) Support storage device:USB disk / TF card device AUX audio input Backsight Priority Colour:Black Material:Metal Package Contents: 1 set * car player Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.